1.323—Certificate of correction of applicant's mistake.
         The Office may issue a certificate of correction under the conditions specified in 35 U.S.C. 255 at the request of the patentee or the patentee's assignee, upon payment of the fee set forth in  § 1.20(a). If the request relates to a patent involved in an interference, the request must comply with the requirements of this section and be accompanied by a motion under  § 41.121(a)(2) or  § 41.121(a)(3) of this title.